Sinora Potatoes This page first published: Apr 17, 2005 · Updated: Oct 4, 2020 · by CooksInfo. Copyright © 2020 · This post may contain affiliate links · This blog generates income via ads · Sinora Potatoes are large-sized, oval potatoes with yellow skin and light yellow flesh. They are meant for processing into potato chips (aka crisps in the UK) or French Fries (aka chips in the UK.) Early harvest. Storage Hints Stores well.